Exercise machine



FIG. 1 is a front perspective view of a first position of an exercisemachine, according to an embodiment of our new design;

FIG. 2 is a front side view thereof;

FIG. 3 is a rear side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view of a second position of an exercisemachine, according to an embodiment of our new design;

FIG. 9 is a front side view thereof;

FIG. 10 is a rear side view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines shown in the figures are for purposes of illustratingportions of the exercise machine, which form no part of the claimeddesign.

CLAIM The ornamental design for an exercise machine, as shown anddescribed.